Analysis

  • max time kernel
    118s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    10-07-2024 18:11

General

  • Target

    a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe

  • Size

    701KB

  • MD5

    7cc86a3f83fbb68e1a39193fd097304f

  • SHA1

    6e9f665a7f7266ad1a4d1693e84f3203744407c2

  • SHA256

    a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78

  • SHA512

    ef165943e3a378449976c8212bbfbfe91697fdf39afd6e52149395c7d1bb1796e9cb95eb6367017209b62aa2d00e97883ec0019b95869a265cc9010dbfbf1dfe

  • SSDEEP

    12288:ICc07BN2iN/QIuIBhye/+B0j17pgLF6Mkmwhbv/P2LRWZqk14GB:ICc07BN1FAay5Be9OkMk5VvHOEt

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6422013421:AAHaeSgAN5hyLvBtBCls-o9dHwHb-xkpsL4/sendMessage?chat_id=6803005190

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe
    "C:\Users\Admin\AppData\Local\Temp\a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hHyfrga.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:580
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hHyfrga" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4F0.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2836
    • C:\Users\Admin\AppData\Local\Temp\a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe
      "C:\Users\Admin\AppData\Local\Temp\a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4F0.tmp

    Filesize

    1KB

    MD5

    68b14993cf17ba3bddc42bfafef876b0

    SHA1

    2581a86d46f0b27e973ab7824a20b72c4a18f913

    SHA256

    72303d2b0e31b306fccab3cbc0fad6ec7f85c0047395f6302b0546eb4b5a51a5

    SHA512

    48fa4666252e7242b3d96ab3716733046ed037a3dde428a5119248d2aaf3d0e483eaeddd0b1fa724ddea7ad506ddea2aa89236a3fd2054f6b9a20bf7c5c708a9

  • memory/2340-26-0x00000000747D0000-0x0000000074EBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-1-0x00000000000E0000-0x0000000000196000-memory.dmp

    Filesize

    728KB

  • memory/2340-2-0x00000000747D0000-0x0000000074EBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-3-0x00000000003B0000-0x00000000003C2000-memory.dmp

    Filesize

    72KB

  • memory/2340-4-0x0000000000540000-0x0000000000548000-memory.dmp

    Filesize

    32KB

  • memory/2340-5-0x0000000000550000-0x000000000055E000-memory.dmp

    Filesize

    56KB

  • memory/2340-6-0x0000000004570000-0x00000000045D8000-memory.dmp

    Filesize

    416KB

  • memory/2340-0-0x00000000747DE000-0x00000000747DF000-memory.dmp

    Filesize

    4KB

  • memory/2856-14-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2856-25-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2856-24-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2856-23-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2856-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2856-20-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2856-16-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2856-18-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB